package org.edu.dao;

import java.util.List;

import org.edu.model.User;

public interface UserDao {

	void save(User user) throws Exception;

	void update(User user) throws Exception;

	void delete(User user) throws Exception;

	User getUser(User user) throws Exception;

	List<User> users();

	User findById(Long user_id) throws Exception;

}
